CN109048121A - A kind of photovoltaic module scaling powder - Google Patents
A kind of photovoltaic module scaling powder Download PDFInfo
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- CN109048121A CN109048121A CN201811046784.6A CN201811046784A CN109048121A CN 109048121 A CN109048121 A CN 109048121A CN 201811046784 A CN201811046784 A CN 201811046784A CN 109048121 A CN109048121 A CN 109048121A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/362—Selection of compositions of fluxes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/3612—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
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Abstract
The invention discloses a kind of photovoltaic module scaling powders, belong to photovoltaic field.The present invention carries out rosin composite modified, it is filled with dimer of the phenolic resin to rosin, ammonium chloride ingredient in compound adjuvant can also be generated HCl by thermal decomposition and provide acidity, reduce the rosin that arrives because of temperature height and decompose the phenomenon that carbonization is smoldered, and the high solder joint of full, surface-brightening, the rate of spread can be formed in plate face；Dopamine, aniline ingredient in auxiliary agent of the present invention can provide oxidation self-assembling function, it can reach outstanding filming function, adding amphiphilic silane coupling agent, lecithin can interact, and form organosilicon-phospholipid bilayer lubrication system, increase the contact angle with the face of weld, provides and help weldering effect.The present invention solves the problems, such as to commonly use solder flux at present bad to the treatment effect of the face of weld.
Description
Technical field
The invention belongs to photovoltaic fields, and in particular to a kind of photovoltaic module scaling powder.
Background technique
With the development of economy, social progress, people propose increasingly higher demands to the energy, at present energy consumption master
It to be the fossil fuels such as coal, oil and natural gas, in numerous energy, solar energy power generating is new and renewable energy
In most technology content and development prospect mode.Solar energy is a kind of energy of huge no pollution to the environment, and the earth is per second
The solar energy of acquisition is equivalent to the energy that 5,000,000 tons of fat coals of burning issue.And solar photovoltaic battery component be by glass,
Crystalline silicon battery plate, conducting wire, termination, adhesives etc. are combined into an overall structure, by light under the irradiation of sunlight
The device of electric energy can be converted to.Therefore, photovoltaic generating system and building are organically blended the Photovoltaic Building Integration skill being integrated
Art using more and more extensive.It is not only able to satisfy the needs of architectural lighting, while can also make full use of existing window, glass
Curtain wall or lighting roof generate electricity, and play the effect of dual-use material, but also will not destroy the style, beauty and function of existing building
Requirement.Photovoltaic module (being also solar panel) is the core in solar power system, and the quality of quality is straight
It connects and determines solar energy generating efficiency height, therefore the production of photovoltaic module becomes particularly important.
It is increasingly turned to integrated, multifunction development with solar photovoltaic industry, therefore scaling powder performance is wanted
Ask higher and higher.It welds as the mode for applying a kind of extremely wide connecting components in daily production, rises in production
Particularly important effect, and welding will be often attached using solder between two components, thus, the property of solder itself
It will can determine significantly the quality of welding performance.
Scaling powder is usually with rosin mixture as main component, is the auxiliary material for guaranteeing welding process and going on smoothly
Material.Welding is the main processes in electronic assemblies, and scaling powder is the auxiliary material used when welding, and the main function of scaling powder is
It removes solder and by the oxide on weldering base material surface, metal surface is made to reach necessary cleannes, it is ensured that solder joint connection jail.
Existing scaling powder has: face of weld residual can excessively be bonded dust and sundries, influence the defect of the reliability of product.
Summary of the invention
The technical problems to be solved by the invention: commonly using the solder flux problem bad to the treatment effect of the face of weld for current,
A kind of photovoltaic module scaling powder is provided.
In order to solve the above technical problems, the present invention is using technical solution as described below:
A kind of photovoltaic module scaling powder, including following component: 4 ~ 8 parts of polyethylene glycol, 3 ~ 7 parts of linolenic acids, 2 ~ 5 parts it is anti-oxidant
Agent, 3 ~ 7 parts of film forming agents, 1 ~ 4 portion of preservative, 10 ~ 15 parts of surfactants, 6 ~ 10 parts of pretreatment rice washing waters, 1 ~ 4 part of auxiliary agent, also
It include: 30 ~ 50 parts of composite modified rosin, 12 ~ 25 parts of compound adjuvants.
The preparation method of the composite modified rosin, includes the following steps:
(1) in 25 ~ 35 DEG C, 1:3 ~ 5 take rosin, toluene to be mixed in mass ratio, are warming up to 50 ~ 60 DEG C, and rosin quality 5 is added
~ 8% concentrated sulfuric acid mixing, heat preservation are added the zinc chloride mixing of rosin quality 1 ~ 4%, in 100 ~ 110 DEG C of heat preservation back flow reactions, obtain
Reactant takes reactant to wash, and vacuum distillation obtains newtrex, takes newtrex to be heated to 190 ~ 200 DEG C, heating polymerization pine
The phenolic resin of 3 ~ 5 times of fragrant quality is mixed, and is warming up to 230 ~ 240 DEG C, and the Ji Wusi of newtrex quality 7 ~ 15% is added
The zinc oxide of alcohol, newtrex quality 6 ~ 10%, heat preservation are warming up to 260 ~ 280 DEG C, keep the temperature, and discharge, cooling, obtain modified rosin；
(2) 5:4 ~ 7:1 ~ 2 take maleopimaric acid, reagent, polyethylene glycol mixing in mass ratio, lead to nitrogen protection, in 200 ~ 220 DEG C
1 ~ 3h is reacted, is cooled to 150 ~ 160 DEG C, discharging must be esterified mixed object, take the mixed object 1:3 ~ 6:0.01 in mass ratio of esterification to be added and be modified
Rosin, polyvinylpyrrolidone are mixed to get composite modified rosin.
Reagent in the step (2): 10 ~ 15:0.1 in mass ratio takes citric acid solution, concentrated sulfuric acid mixing to get examination
Agent.
The preparation of the compound adjuvant: according to parts by weight, 4 ~ 8 parts of microcrystalline waxes, 3 ~ 5 parts of dodecyl benzene sulfonic acid are taken
Sodium, 1 ~ 4 part of lecithin, 2 ~ 5 parts of cyclohexanol, 4 ~ 8 parts of silane resin acceptor kh-550s, 20 ~ 40 parts of water take silane even in 30 ~ 45 DEG C
Join agent KH-550, neopelex, lecithin, cyclohexanol, water to be mixed, microcrystalline wax is added, in 25 ~ 30 DEG C,
Emulsification procedure obtains emulsion, is stored at room temperature ageing, obtains ageing liquid, takes ageing liquid rotary evaporation, is concentrated under reduced pressure, obtains concentrate, take
Ammonium chloride mixing is added in concentrate 8 ~ 12:1 in mass ratio, and ultrasonic wave acts on to get compound adjuvant.
The preservative: 1:4 ~ 8:0.1 in mass ratio take sodium benzoate, potassium sorbate, poly- lysine mixing to get
Preservative.
The film forming agent: 10:2:0.1 ~ 0.3 in mass ratio takes cellulose nitrate, acrylic resin, OP-10 mixing to get at
Film.
The antioxidant: 6 ~ 11:0.1 in mass ratio takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get anti-oxidant
Agent.
The surfactant: 1:3 ~ 6 take laureth sodium sulfovinate, cetyl dimethyl amine oxide mixed in mass ratio
It closes to get surfactant.
The auxiliary agent: 5 ~ 8:1 in mass ratio takes Dopamine hydrochloride, aniline mixing to get auxiliary agent.
The pretreatment rice washing water: 1:40 ~ 60 take rice, water to be mixed in mass ratio, and filtering takes filtrate that filtrate is added
The NaCl of quality 3 ~ 7% is mixed, solarization, discharging, obtains feed liquid, feeding liquid be added the acetic acid solution mixing of feed liquid quality 10% to get
Pre-process rice washing water.
The present invention is compared with other methods, and advantageous effects are:
(1) present invention to rosin carry out it is composite modified, be filled with dimer of the phenolic resin to rosin, then with Malaysia Korean pine
The esterification of acid mixes object mixing, and heat effect when welding uses may make it to show acid and film forming, effectively remove by the face of weld
Oxidation while protection solder joint be no longer oxidized, and the ammonium chloride ingredient in compound adjuvant can also be generated by thermal decomposition simultaneously
HCl provides acidity, reaches the molten partial oxide of acid, cleans the effect of the face of weld, avoids the carboxylic acid because of rosin roasting by modified
On the tertiary carbon of phenanthrene ring structure, steric hindrance is big, and the problem for causing to help weldering activity low reduces the rosin point that arrives because of temperature height
The phenomenon that solution carbonization is smoldered, and the high solder joint of full, surface-brightening, the rate of spread can be formed in plate face；
(2) dopamine in auxiliary agent of the present invention, aniline ingredient can provide oxidation self-assembling function, cooperation cellulose nitrate film forming
Agent can reach outstanding filming function, avoid being oxidized, and by using the synergistic effect of surfactant and other compositions, mention
The wellability of high scaling powder and metal surface, and reduce its corrosivity to metal surface, hence it is evident that improve wettability, drop
The low tension of soldered material surface prevents the oxidation for being soldered material surface, preferably provides dispersibility, adds amphipathic
Silane coupling agent, lecithin can interact, form organosilicon-phospholipid bilayer lubrication system, increase with the contact angle of the face of weld,
Reduce surface tension, remove solder and by the oxide on weldering base material surface, metal surface is made to reach good cleannes, uses
Filming function in the process, and can continue to protect, it provides and helps weldering effect.
Specific embodiment
Surfactant: 1:3 ~ 6 take laureth sodium sulfovinate, cetyl dimethyl amine oxide mixing in mass ratio,
Up to surfactant.
Film forming agent: 10:2:0.1 ~ 0.3 takes cellulose nitrate in mass ratio, and acrylic resin, OP-10 mixing are to get film forming
Agent.
Antioxidant: 6 ~ 11:0.1 in mass ratio takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get antioxidant.
Preservative: 1:4 ~ 8:0.1 in mass ratio takes sodium benzoate, potassium sorbate, the mixing of poly- lysine to get anti-corrosion
Agent.
Auxiliary agent: 5 ~ 8:1 in mass ratio takes Dopamine hydrochloride, aniline mixing to get auxiliary agent.
Pretreatment rice washing water: 1:40 ~ 60 take rice, water mixing in mass ratio, stir 5 ~ 10min with 300 ~ 450r/min,
Filtering takes filtrate that the NaCl mixing of filtrate quality 3 ~ 7% is added, and moves to sealed transparent vial, solarization 2 ~ 4 days, discharging must expect
The acetic acid solution mixing of the concentration 2mol/L of feed liquid quality 10% is added to get pretreatment rice washing water in liquid, feeding liquid.
Reagent: the concentrated sulfuric acid that 10 ~ 15:0.1 in mass ratio takes the citric acid solution of concentration 1mol/L, mass fraction is 85%
Mixing is to get reagent.
The preparation method of composite modified rosin, includes the following steps:
(1) in 25 ~ 35 DEG C, in mass ratio 1:3 ~ 5 take rosin, toluene in container mix, with 350 ~ 600r/min magnetic agitation 30 ~
55min is warming up to 50 ~ 60 DEG C, and the concentrated sulfuric acid mixing of rosin quality 5 ~ 8% is added, keeps the temperature 1 ~ 3h, rosin quality 1 ~ 4% is added
Zinc chloride mixing, in 100 ~ 110 DEG C of heat preservation 5 ~ 7h of back flow reaction, obtains reactant, reactant is taken to be cleaned with 70 ~ 80 DEG C of deionized waters
Afterwards, it is evaporated under reduced pressure, obtains newtrex, newtrex is taken to be heated to 190 ~ 200 DEG C in vessel, heat 3 ~ 5 times of newtrex quality
Phenolic resin be mixed, be warming up to 230 ~ 240 DEG C, pentaerythrite, the newtrex matter of newtrex quality 7 ~ 15% be added
The zinc oxide of amount 6 ~ 10% keeps the temperature 1 ~ 3h, is warming up to 260 ~ 280 DEG C, keeps the temperature 10 ~ 15h, discharging, and natural cooling obtains modified rosin；
(2) 5:4 ~ 7:1 ~ 2 take maleopimaric acid, reagent, polyethylene glycol to mix in reaction kettle in mass ratio, lead to nitrogen protection, in
200 ~ 220 DEG C of 1 ~ 3h of reaction are cooled to 150 ~ 160 DEG C, and discharging must be esterified mixed object, take mixed object 1:3 ~ 6 in mass ratio of esterification:
0.01 is added modified rosin, polyvinylpyrrolidone mixing, with 1000 ~ 1500r/min magnetic agitation, 1 ~ 3h to get composite modified
Rosin.
The preparation of compound adjuvant: according to parts by weight, 4 ~ 8 parts of microcrystalline waxes, 3 ~ 5 parts of neopelexes, 1 ~ 4 are taken
Part lecithin, 2 ~ 5 parts of cyclohexanol, 4 ~ 8 parts of silane resin acceptor kh-550s, 20 ~ 40 parts of water take silane coupling agent in 30 ~ 45 DEG C
KH-550, neopelex, lecithin, cyclohexanol, water are mixed in reaction kettle, mixed with 1000 ~ 1200r/min stirring
Close, be added microcrystalline wax, move into homogeneous emulsifying machine, in 25 ~ 30 DEG C, emulsify 30 ~ 45min, obtain emulsion, be stored at room temperature ageing 3 ~
5h obtains ageing liquid, takes ageing liquid rotary evaporation under the conditions of 70 ~ 90 DEG C of temperature, 400 ~ 500kPa of pressure, is concentrated under reduced pressure into substance
Long-pending 25 ~ 40%, obtain concentrate, take concentrate 8 ~ 12:1 in mass ratio that ammonium chloride mixing is added, move to supersonic oscillations instrument, with
55 ~ 65kHz frequency ultrasonic wave acts on 15 ~ 25min to get compound adjuvant.
A kind of photovoltaic module scaling powder, according to the mass fraction, including following component: 4 ~ 8 parts of polyethylene glycol, 3 ~ 7 parts of Asias
Numb acid, 2 ~ 5 parts of antioxidants, 3 ~ 7 parts of film forming agents, 1 ~ 4 portion of preservative, 10 ~ 15 parts of surfactants, 6 ~ 10 parts of pretreatment rice washings
Water, 1 ~ 4 part of auxiliary agent, 30 ~ 50 parts of composite modified rosin, 12 ~ 25 parts of compound adjuvants.
A kind of preparation method of photovoltaic module scaling powder, includes the following steps:
(1) according to the mass fraction, 4 ~ 8 parts of polyethylene glycol, 3 ~ 7 parts of linolenic acids, 2 ~ 5 parts of antioxidants, 3 ~ 7 parts of film forming agents, 1 ~ 4 are taken
Portion preservative, 10 ~ 15 parts of surfactants, 6 ~ 10 parts of pretreatment rice washing waters, 1 ~ 4 part of auxiliary agent, 30 ~ 50 parts of composite modified rosin,
12 ~ 25 parts of compound adjuvants；
(2) in 35 ~ 55 DEG C, taking polyethylene glycol, linolenic acid, compound adjuvant, surfactant, pretreatment rice washing water are mixed in reaction kettle
It closes, with 350 ~ 600r/min, 40 ~ 60min of magnetic agitation, is warming up to 90 ~ 110 DEG C, auxiliary agent, composite modified rosin, anti-oxidant is added
Agent, film forming agent, preservative mixing stir 1 ~ 3h with 700 ~ 1000r/min to get photovoltaic module scaling powder.
Surfactant: 1:3 in mass ratio takes laureth sodium sulfovinate, cetyl dimethyl amine oxide mixing, i.e.,
Obtain surfactant.
Film forming agent: 10:2:0.1 in mass ratio takes cellulose nitrate, and acrylic resin, OP-10 mixing are to get film forming agent.
Antioxidant: 6:0.1 in mass ratio takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get antioxidant.
Preservative: 1:4:0.1 in mass ratio takes sodium benzoate, potassium sorbate, the mixing of poly- lysine to get preservative.
Auxiliary agent: 5:1 in mass ratio takes Dopamine hydrochloride, aniline mixing to get auxiliary agent.
Pretreatment rice washing water: 1:40 in mass ratio takes rice, water mixing, stirs 5min with 300r/min, filtering takes filtrate
The NaCl mixing of filtrate quality 3% is added, moves to sealed transparent vial, solarization 2 days, discharging obtained feed liquid, and material is added in feeding liquid
The acetic acid solution mixing of the concentration 2mol/L of liquid quality 10% is to get pretreatment rice washing water.
Reagent: the concentrated sulfuric acid that 10:0.1 in mass ratio takes the citric acid solution of concentration 1mol/L, mass fraction is 85% is mixed
It closes to get reagent.
The preparation method of composite modified rosin, includes the following steps:
(1) in 25 DEG C, 1:3 in mass ratio takes rosin, toluene to mix in container, with 350r/min magnetic agitation 30min, is warming up to
50 DEG C, the concentrated sulfuric acid mixing of rosin quality 5% is added, keeps the temperature 1h, the zinc chloride mixing of rosin quality 1% is added, is kept the temperature in 100 DEG C
Back flow reaction 5h, obtains reactant, and after taking reactant to be cleaned with 70 DEG C of deionized waters, vacuum distillation obtains newtrex, takes polymerization pine
Perfume (or spice) is heated to 190 DEG C in vessel, and the phenolic resin of 3 times of newtrex quality of heating is mixed, and is warming up to 230 DEG C, is added poly-
The pentaerythrite of rosin quality 7%, the zinc oxide of newtrex quality 6% are closed, 1h is kept the temperature, is warming up to 260 DEG C, keeps the temperature 10h, out
Material, natural cooling obtain modified rosin；
(2) 5:4:1 in mass ratio takes maleopimaric acid, reagent, polyethylene glycol to mix in reaction kettle, leads to nitrogen protection, in 200 DEG C
1h is reacted, is cooled to 150 DEG C, is discharged, mixed object must be esterified, takes the mixed object 1:3:0.01 in mass ratio of esterification that modified rosin is added, gathers
Vinylpyrrolidone mixing, with 1000r/min magnetic agitation 1h to get composite modified rosin.
The preparation of compound adjuvant: according to parts by weight, 4 parts of microcrystalline waxes, 3 parts of neopelexes, 1 part of lecithin are taken
Rouge, 2 parts of cyclohexanol, 4 parts of silane resin acceptor kh-550s, 20 parts of water take silane resin acceptor kh-550, detergent alkylate in 30 DEG C
Sodium sulfonate, lecithin, cyclohexanol, water are mixed in reaction kettle, are stirred with 1000r/min, and microcrystalline wax is added, and move into homogeneous
Mulser, in 25 DEG C, emulsify 30min, obtain emulsion, be stored at room temperature ageing 3h, obtain ageing liquid, take ageing liquid in temperature 70 C,
Rotary evaporation under the conditions of pressure 400kPa is concentrated under reduced pressure into the 25% of original volume, obtains concentrate, and concentrate 8:1 in mass ratio is taken to add
Enter ammonium chloride mixing, move to supersonic oscillations instrument, with 55kHz frequency ultrasonic wave effect 15min to get compound adjuvant.
A kind of photovoltaic module scaling powder, according to the mass fraction, including following component: 4 parts of polyethylene glycol, 3 parts of linolenic acids,
2 parts of antioxidants, 3 parts of film forming agents, 1 portion of preservative, 10 parts of surfactants, 6 parts of pretreatment rice washing waters, 1 part of auxiliary agent, 30 parts it is multiple
Close modified rosin, 12 parts of compound adjuvants.
A kind of preparation method of photovoltaic module scaling powder, includes the following steps:
(1) according to the mass fraction, take 4 parts of polyethylene glycol, 3 parts of linolenic acids, 2 parts of antioxidants, 3 parts of film forming agents, 1 portion of preservative,
10 parts of surfactants, 6 parts of pretreatment rice washing waters, 1 part of auxiliary agent, 30 parts of composite modified rosin, 12 parts of compound adjuvants；
(2) in 35 DEG C, taking polyethylene glycol, linolenic acid, compound adjuvant, surfactant, pretreatment rice washing water are mixed in reaction kettle,
With 350r/min magnetic agitation 40min, 90 DEG C are warming up to, auxiliary agent, composite modified rosin, antioxidant, film forming agent, anti-corrosion is added
Agent mixing, with 700r/min stirring 1h to get photovoltaic module scaling powder.
Surfactant: 1:5 in mass ratio takes laureth sodium sulfovinate, cetyl dimethyl amine oxide mixing, i.e.,
Obtain surfactant.
Film forming agent: 10:2:0.2 in mass ratio takes cellulose nitrate, and acrylic resin, OP-10 mixing are to get film forming agent.
Antioxidant: 8:0.1 in mass ratio takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get antioxidant.
Preservative: 1:6:0.1 in mass ratio takes sodium benzoate, potassium sorbate, the mixing of poly- lysine to get preservative.
Auxiliary agent: 6:1 in mass ratio takes Dopamine hydrochloride, aniline mixing to get auxiliary agent.
Pretreatment rice washing water: 1:50 in mass ratio takes rice, water mixing, stirs 8min with 375r/min, filtering takes filtrate
The NaCl mixing of filtrate quality 5% is added, moves to sealed transparent vial, solarization 3 days, discharging obtained feed liquid, and material is added in feeding liquid
The acetic acid solution mixing of the concentration 2mol/L of liquid quality 10% is to get pretreatment rice washing water.
Reagent: the concentrated sulfuric acid that 13:0.1 in mass ratio takes the citric acid solution of concentration 1mol/L, mass fraction is 85% is mixed
It closes to get reagent.
The preparation method of composite modified rosin, includes the following steps:
(1) in 30 DEG C, 1:4 in mass ratio takes rosin, toluene to mix in container, with 425r/min magnetic agitation 38min, is warming up to
55 DEG C, the concentrated sulfuric acid mixing of rosin quality 6% is added, keeps the temperature 2h, the zinc chloride mixing of rosin quality 2% is added, is kept the temperature in 105 DEG C
Back flow reaction 6h, obtains reactant, and after taking reactant to be cleaned with 75 DEG C of deionized waters, vacuum distillation obtains newtrex, takes polymerization pine
Perfume (or spice) is heated to 195 DEG C in vessel, and the phenolic resin of 4 times of newtrex quality of heating is mixed, and is warming up to 235 DEG C, is added poly-
The pentaerythrite of rosin quality 11%, the zinc oxide of newtrex quality 8% are closed, 2h is kept the temperature, is warming up to 270 DEG C, keeps the temperature 13h, out
Material, natural cooling obtain modified rosin；
(2) 5:5:1.5 in mass ratio takes maleopimaric acid, reagent, polyethylene glycol to mix in reaction kettle, leads to nitrogen protection, in 210
DEG C reaction 2h, is cooled to 155 DEG C, and discharging must be esterified mixed object, take the mixed object 1:5:0.01 in mass ratio addition modified rosin of esterification,
Polyvinylpyrrolidone mixing, with 1250r/min magnetic agitation 2h to get composite modified rosin.
The preparation of compound adjuvant: according to parts by weight, 6 parts of microcrystalline waxes, 4 parts of neopelexes, 2 parts of lecithins are taken
Rouge, 3 parts of cyclohexanol, 6 parts of silane resin acceptor kh-550s, 30 parts of water take silane resin acceptor kh-550, detergent alkylate in 37 DEG C
Sodium sulfonate, lecithin, cyclohexanol, water are mixed in reaction kettle, are stirred with 1100r/min, and microcrystalline wax is added, and move into homogeneous
Mulser, in 28 DEG C, emulsify 37min, obtain emulsion, be stored at room temperature ageing 4h, obtain ageing liquid, take ageing liquid in 80 DEG C of temperature,
Rotary evaporation under the conditions of pressure 450kPa is concentrated under reduced pressure into the 33% of original volume, obtains concentrate, takes concentrate 10:1 in mass ratio
Ammonium chloride mixing is added, moves to supersonic oscillations instrument, with 60kHz frequency ultrasonic wave effect 20min to get compound adjuvant.
A kind of photovoltaic module scaling powder, according to the mass fraction, including following component: 6 parts of polyethylene glycol, 5 parts of linolenic acids,
3 parts of antioxidants, 5 parts of film forming agents, 3 portions of preservatives, 12 parts of surfactants, 8 parts of pretreatment rice washing waters, 2 parts of auxiliary agents, 40 parts it is multiple
Close modified rosin, 18 parts of compound adjuvants.
A kind of preparation method of photovoltaic module scaling powder, includes the following steps:
(1) according to the mass fraction, take 6 parts of polyethylene glycol, 5 parts of linolenic acids, 3 parts of antioxidants, 5 parts of film forming agents, 3 portions of preservatives,
12 parts of surfactants, 8 parts of pretreatment rice washing waters, 2 parts of auxiliary agents, 40 parts of composite modified rosin, 18 parts of compound adjuvants；
(2) in 45 DEG C, taking polyethylene glycol, linolenic acid, compound adjuvant, surfactant, pretreatment rice washing water are mixed in reaction kettle,
With 475r/min magnetic agitation 50min, 100 DEG C are warming up to, auxiliary agent is added, composite modified rosin, antioxidant, film forming agent, prevents
Rotten agent mixing, with 850r/min stirring 2h to get photovoltaic module scaling powder.
Surfactant: 1:6 in mass ratio takes laureth sodium sulfovinate, cetyl dimethyl amine oxide mixing, i.e.,
Obtain surfactant.
Film forming agent: 10:2:0.3 in mass ratio takes cellulose nitrate, and acrylic resin, OP-10 mixing are to get film forming agent.
Antioxidant: 11:0.1 in mass ratio takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get antioxidant.
Preservative: 1:8:0.1 in mass ratio takes sodium benzoate, potassium sorbate, the mixing of poly- lysine to get preservative.
Auxiliary agent: 8:1 in mass ratio takes Dopamine hydrochloride, aniline mixing to get auxiliary agent.
Pretreatment rice washing water: 1:60 in mass ratio takes rice, water mixing, stirs 10min with 450r/min, filtering takes filter
The NaCl mixing of filtrate quality 7% is added in liquid, moves to sealed transparent vial, solarization 4 days, discharging obtained feed liquid, and feeding liquid is added
The acetic acid solution mixing of the concentration 2mol/L of feed liquid quality 10% is to get pretreatment rice washing water.
Reagent: the concentrated sulfuric acid that 15:0.1 in mass ratio takes the citric acid solution of concentration 1mol/L, mass fraction is 85% is mixed
It closes to get reagent.
The preparation method of composite modified rosin, includes the following steps:
(1) in 35 DEG C, 1:5 in mass ratio takes rosin, toluene to mix in container, with 600r/min magnetic agitation 55min, is warming up to
60 DEG C, the concentrated sulfuric acid mixing of rosin quality 8% is added, keeps the temperature 3h, the zinc chloride mixing of rosin quality 4% is added, is kept the temperature in 110 DEG C
Back flow reaction 7h, obtains reactant, and after taking reactant to be cleaned with 80 DEG C of deionized waters, vacuum distillation obtains newtrex, takes polymerization pine
Perfume (or spice) is heated to 200 DEG C in vessel, and the phenolic resin of 5 times of newtrex quality of heating is mixed, and is warming up to 240 DEG C, is added poly-
The pentaerythrite of rosin quality 15%, the zinc oxide of newtrex quality 10% are closed, 3h is kept the temperature, is warming up to 280 DEG C, keeps the temperature 15h, out
Material, natural cooling obtain modified rosin；
(2) 5:7:2 in mass ratio takes maleopimaric acid, reagent, polyethylene glycol to mix in reaction kettle, leads to nitrogen protection, in 220 DEG C
3h is reacted, is cooled to 160 DEG C, is discharged, mixed object must be esterified, takes the mixed object 1:6:0.01 in mass ratio of esterification that modified rosin is added, gathers
Vinylpyrrolidone mixing, with 1500r/min magnetic agitation 3h to get composite modified rosin.
The preparation of compound adjuvant: according to parts by weight, 8 parts of microcrystalline waxes, 5 parts of neopelexes, 4 parts of lecithins are taken
Rouge, 5 parts of cyclohexanol, 8 parts of silane resin acceptor kh-550s, 40 parts of water take silane resin acceptor kh-550, detergent alkylate in 45 DEG C
Sodium sulfonate, lecithin, cyclohexanol, water are mixed in reaction kettle, are stirred with 1200r/min, and microcrystalline wax is added, and move into homogeneous
Mulser, in 30 DEG C, emulsify 45min, obtain emulsion, be stored at room temperature ageing 5h, obtain ageing liquid, take ageing liquid in 90 DEG C of temperature,
Rotary evaporation under the conditions of pressure 500kPa is concentrated under reduced pressure into the 40% of original volume, obtains concentrate, takes concentrate 12:1 in mass ratio
Ammonium chloride mixing is added, moves to supersonic oscillations instrument, with 65kHz frequency ultrasonic wave effect 25min to get compound adjuvant.
A kind of photovoltaic module scaling powder, according to the mass fraction, including following component: 8 parts of polyethylene glycol, 7 parts of linolenic acids,
5 parts of antioxidants, 7 parts of film forming agents, 4 portions of preservatives, 15 parts of surfactants, 10 parts of pretreatment rice washing waters, 4 parts of auxiliary agents, 50 parts
Composite modified rosin, 25 parts of compound adjuvants.
A kind of preparation method of photovoltaic module scaling powder, includes the following steps:
(1) according to the mass fraction, take 8 parts of polyethylene glycol, 7 parts of linolenic acids, 5 parts of antioxidants, 7 parts of film forming agents, 4 portions of preservatives,
15 parts of surfactants, 10 parts of pretreatment rice washing waters, 4 parts of auxiliary agents, 50 parts of composite modified rosin, 25 parts of compound adjuvants；
(2) in 55 DEG C, taking polyethylene glycol, linolenic acid, compound adjuvant, surfactant, pretreatment rice washing water are mixed in reaction kettle,
With 600r/min magnetic agitation 60min, 110 DEG C are warming up to, auxiliary agent is added, composite modified rosin, antioxidant, film forming agent, prevents
Rotten agent mixing, with 1000r/min stirring 3h to get photovoltaic module scaling powder.
Comparative example 1: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking composite modified rosin.
Comparative example 2: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking compound adjuvant.
Comparative example 3: the photovoltaic module scaling powder of Dongguan City company production.
Embodiment is tested with scaling powder according to GB/T15829 standard with photovoltaic module obtained by comparative example, test knot
Fruit is as shown in table 1.
Table 1
| Test item | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| Electrical conductivity (W/mk) | 45 | 43 | 44 | 39 | 40 | 22 |
| The rate of spread (%) | 90.1 | 89.4 | 89.7 | 81.5 | 82.6 | 69.9 |
| Ionic pollution degree (μ g/cm2) | 0.7 | 0.9 | 0.8 | 1.2 | 1.6 | 3.1 |
In summary, photovoltaic module scaling powder of the invention is more preferable compared to commercial product effect, is worth promoting.
Claims (10)
1. a kind of photovoltaic module scaling powder, according to the mass fraction, including following component: 4 ~ 8 parts of polyethylene glycol, 3 ~ 7 portions of flax
Acid, 2 ~ 5 parts of antioxidants, 3 ~ 7 parts of film forming agents, 1 ~ 4 portion of preservative, 10 ~ 15 parts of surfactants, 6 ~ 10 parts of pretreatment rice washings
Water, 1 ~ 4 part of auxiliary agent, which is characterized in that further include: 30 ~ 50 parts of composite modified rosin, 12 ~ 25 parts of compound adjuvants.
2. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the preparation of the composite modified rosin
Method includes the following steps:
(1) in 25 ~ 35 DEG C, 1:3 ~ 5 take rosin, toluene to be mixed in mass ratio, are warming up to 50 ~ 60 DEG C, and rosin quality 5 is added
~ 8% concentrated sulfuric acid mixing, heat preservation are added the zinc chloride mixing of rosin quality 1 ~ 4%, in 100 ~ 110 DEG C of heat preservation back flow reactions, obtain
Reactant takes reactant to wash, and vacuum distillation obtains newtrex, takes newtrex to be heated to 190 ~ 200 DEG C, heating polymerization pine
The phenolic resin of 3 ~ 5 times of fragrant quality is mixed, and is warming up to 230 ~ 240 DEG C, and the Ji Wusi of newtrex quality 7 ~ 15% is added
The zinc oxide of alcohol, newtrex quality 6 ~ 10%, heat preservation are warming up to 260 ~ 280 DEG C, keep the temperature, and discharge, cooling, obtain modified rosin；
(2) 5:4 ~ 7:1 ~ 2 take maleopimaric acid, reagent, polyethylene glycol mixing in mass ratio, lead to nitrogen protection, in 200 ~ 220 DEG C
1 ~ 3h is reacted, is cooled to 150 ~ 160 DEG C, discharging must be esterified mixed object, take the mixed object 1:3 ~ 6:0.01 in mass ratio of esterification to be added and be modified
Rosin, polyvinylpyrrolidone are mixed to get composite modified rosin.
3. a kind of photovoltaic module scaling powder according to claim 2, which is characterized in that the reagent in the step (2): press
10 ~ 15:0.1 of mass ratio takes citric acid solution, concentrated sulfuric acid mixing to get reagent.
4. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the preparation of the compound adjuvant: press
Parts by weight meter takes 4 ~ 8 parts of microcrystalline waxes, 3 ~ 5 parts of neopelexes, 1 ~ 4 part of lecithin, 2 ~ 5 parts of cyclohexanol, 4 ~ 8
Part silane resin acceptor kh-550,20 ~ 40 parts of water take silane resin acceptor kh-550, neopelex, ovum in 30 ~ 45 DEG C
Phosphatide, cyclohexanol, water are mixed, and microcrystalline wax is added, and in 25 ~ 30 DEG C, emulsification procedure obtains emulsion, are stored at room temperature ageing,
It must be aged liquid, ageing liquid rotary evaporation is taken, be concentrated under reduced pressure, obtain concentrate, take concentrate 8 ~ 12:1 in mass ratio that ammonium chloride is added
Mixing, ultrasonic wave act on to get compound adjuvant.
5. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the preservative: 1:4 in mass ratio
~ 8:0.1 takes sodium benzoate, potassium sorbate, the mixing of poly- lysine to get preservative.
6. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the film forming agent: in mass ratio 10:
2:0.1 ~ 0.3 takes cellulose nitrate, and acrylic resin, OP-10 mixing are to get film forming agent.
7. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the antioxidant: in mass ratio 6
~ 11:0.1 takes tert-butylhydroquinone, Nano-meter SiO_22Mixing is to get antioxidant.
8. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the surfactant: pressing quality
Take laureth sodium sulfovinate, cetyl dimethyl amine oxide mixing to get surfactant than 1:3 ~ 6.
9. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the auxiliary agent: 5 ~ 8:1 in mass ratio
Take Dopamine hydrochloride, aniline mixing to get auxiliary agent.
10. a kind of photovoltaic module scaling powder according to claim 1, which is characterized in that the pretreatment rice washing water: pressing matter
Amount takes rice, water to be mixed than 1:40 ~ 60, filtering, and the NaCl for taking filtrate that filtrate quality 3 ~ 7% is added is mixed, solarization, discharging,
Feed liquid is obtained, the acetic acid solution mixing of feed liquid quality 10% is added to get pretreatment rice washing water in feeding liquid.
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| CN114248042A (en) * | 2022-01-07 | 2022-03-29 | 苏州唯特偶电子材料科技有限公司 | Special soldering flux for non-crystallization photovoltaic module series welding machine |
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